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DVT423-JF1

USIDMS Lower Extremity Venous Doppler for Insufficiency

QuestionAnswer
What is it called when there is the presence of calf pain with dorsiflexion of the foot? Positive Homan's sign.
What imaging technique is considered the "gold standard" for evaluating deep vein thrombosis and venous insufficiency? Conventional venography.
T/F: Perforators should always travel from the deep system to the superficial system. False- Perforators should take blood from the superficial vessels to the deep vessels.
Is it okay to perform an EVLT on a patient with DVT? No...we shouldn't laser the GSV if it is serving as a collateral for the deep system.
When a patient performs a valsalva maneuver, what should happen? All venous flow should stop.
Is an ulceration on the foot most likely an arterial or venous problem? Arterial.
Are venous ulcers typically painful? Not really, they tend to be mildly painful.
Congestive heart failure can cause bilateral swelling...which can cause what type of Doppler signal in a deep LE vein? Pulsatile.
Proximal compression will give the same result as... A valsalva maneuver.
When doing PPG, what time is normal for venous refill time? > 20 seconds.
Created by: jmframe